PROCTECH 2IC3 Lecture 1: instrumentation 1 (1)

systems development typically starts with a ____.

1. feasibility study, followed by a systems request, which includes a preliminary investigation
2. systems request, followed by a preliminary investigation, which includes a feasibility study
3. preliminary investigation, followed by a feasibility study, which includes a systems request
4. feasibility study, followed by a preliminary investigation, which includes a systems request

Pick the valid statement regarding the secondary storage device:

1.      A secondary storage device is the non-volatile one that is directly controlled by the CPU.

2.      A secondary storage device is the volatile one that is directly controlled by the CPU.

3.      A secondary storage device is the non-volatile one that is not directly controlled by the CPU.

What is iCloud by Apple?